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Fix for MySQL 5.6 table_open_cache

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MySQL 5.6 fails silently when table_cache is used instead of table_open_cache. MySQLTuner should indicate table_open_cache instead of table_cache when printing variable suggestions.
This commit is contained in:
Aron Rotteveel 2014-06-05 21:57:30 +02:00
parent d9eef7d752
commit ab58b15ef0
1 changed files with 5 additions and 4 deletions
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9
mysqltuner.pl
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@ -912,12 +912,13 @@ sub mysql_stats {
if ($mycalc{'table_cache_hit_rate'} < 20) {
badprint "Table cache hit rate: $mycalc{'table_cache_hit_rate'}% (".hr_num($mystat{'Open_tables'})." open / ".hr_num($mystat{'Opened_tables'})." opened)\n";
if (mysql_version_ge(5, 1)) {
push(@adjvars,"table_cache (> ".$myvar{'table_open_cache'}.")");
my @table_cache_var = "table_open_cache";
} else {
push(@adjvars,"table_cache (> ".$myvar{'table_cache'}.")");
my @table_cache_var = "table_cache";
}
push(@generalrec,"Increase table_cache gradually to avoid file descriptor limits");
push(@generalrec,"Read this before increasing table_cache over 64: http://bit.ly/1mi7c4C");
push(@adjvars,$table_cache_var." (> ".$myvar{'table_open_cache'}.")");
push(@generalrec,"Increase ".$table_cache_var." gradually to avoid file descriptor limits");
push(@generalrec,"Read this before increasing ".$table_cache_var." over 64: http://bit.ly/1mi7c4C");
} else {
goodprint "Table cache hit rate: $mycalc{'table_cache_hit_rate'}% (".hr_num($mystat{'Open_tables'})." open / ".hr_num($mystat{'Opened_tables'})." opened)\n";
}